diff options
| author | Ingo Molnar <mingo@kernel.org> | 2019-12-30 08:10:51 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-12-30 08:10:51 +0100 |
| commit | 28336be568bb473d16ba80db0801276fb4f1bbe5 (patch) | |
| tree | cf2d7a56e6c3ea08139d8d9a5a58b296bd172136 /arch/mips/net/ebpf_jit.c | |
| parent | 5cbaefe9743bf14c9d3106db0cc19f8cb0a3ca22 (diff) | |
| parent | fd6988496e79a6a4bdb514a4655d2920209eb85d (diff) | |
| download | kernel_replicant_linux-28336be568bb473d16ba80db0801276fb4f1bbe5.tar.gz kernel_replicant_linux-28336be568bb473d16ba80db0801276fb4f1bbe5.tar.bz2 kernel_replicant_linux-28336be568bb473d16ba80db0801276fb4f1bbe5.zip | |
Merge tag 'v5.5-rc4' into locking/kcsan, to resolve conflicts
Conflicts:
init/main.c
lib/Kconfig.debug
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/mips/net/ebpf_jit.c')
| -rw-r--r-- | arch/mips/net/ebpf_jit.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/mips/net/ebpf_jit.c b/arch/mips/net/ebpf_jit.c index 46b76751f3a5..3ec69d9cbe88 100644 --- a/arch/mips/net/ebpf_jit.c +++ b/arch/mips/net/ebpf_jit.c @@ -604,6 +604,7 @@ static void emit_const_to_reg(struct jit_ctx *ctx, int dst, u64 value) static int emit_bpf_tail_call(struct jit_ctx *ctx, int this_idx) { int off, b_off; + int tcc_reg; ctx->flags |= EBPF_SEEN_TC; /* @@ -616,14 +617,14 @@ static int emit_bpf_tail_call(struct jit_ctx *ctx, int this_idx) b_off = b_imm(this_idx + 1, ctx); emit_instr(ctx, bne, MIPS_R_AT, MIPS_R_ZERO, b_off); /* - * if (--TCC < 0) + * if (TCC-- < 0) * goto out; */ /* Delay slot */ - emit_instr(ctx, daddiu, MIPS_R_T5, - (ctx->flags & EBPF_TCC_IN_V1) ? MIPS_R_V1 : MIPS_R_S4, -1); + tcc_reg = (ctx->flags & EBPF_TCC_IN_V1) ? MIPS_R_V1 : MIPS_R_S4; + emit_instr(ctx, daddiu, MIPS_R_T5, tcc_reg, -1); b_off = b_imm(this_idx + 1, ctx); - emit_instr(ctx, bltz, MIPS_R_T5, b_off); + emit_instr(ctx, bltz, tcc_reg, b_off); /* * prog = array->ptrs[index]; * if (prog == NULL) |